<http://webisa.webdatacommons.org/concept/heavy+weight+drill_pipe_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"pipe" .
<http://webisa.webdatacommons.org/concept/heavy+weight+drill_pipe_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"heavy weight drill" .
<http://webisa.webdatacommons.org/concept/heavy+weight+drill_pipe_>	<http://www.w3.org/2000/01/rdf-schema#label>	"heavy weight drill pipe" .